St. Clair County climate

St. Clair County Weather in July

NOAA 1991-2020 normals for Osceola, 6.5 km from St. Clair County

Average highs run from 89°F on July 1 to 91°F on July 31, and lows from 67°F to 68°F. Normal precipitation for the month is 4.57 in over about 8 wet days.

July day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at St. Clair County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
90°F
Average low
68°F
Precipitation
4.57 in
Record high
118°FJul 15, 1936
Record low
45°FJul 5, 1972
Chance of a freeze
0%
Days of 90°F or more
17.4
Daylight
14 h 46 min to 14 h 08 min
Cloud cover
47%
Humidity
71%
Dew point
68°F
Wind
6.3 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Jul 189°F67°F104°F 193350°F 192325%0%
Jul 289°F67°F108°F 198046°F 195925%0%
Jul 389°F67°F104°F 192650°F 195925%0%
Jul 489°F68°F106°F 193648°F 195925%0%
Jul 589°F68°F104°F 195445°F 197225%0%
Jul 689°F68°F103°F 193646°F 197225%0%
Jul 790°F68°F104°F 201251°F 199725%0%
Jul 890°F68°F106°F 192552°F 197024%0%
Jul 990°F68°F105°F 193650°F 195324%0%
Jul 1090°F68°F107°F 193653°F 195624%0%
Jul 1190°F68°F109°F 198054°F 195324%0%
Jul 1290°F68°F108°F 193654°F 195224%0%
Jul 1390°F68°F113°F 195449°F 197523%0%
Jul 1490°F68°F111°F 193650°F 196723%0%
Jul 1590°F68°F118°F 193651°F 195023%0%
Jul 1691°F68°F113°F 193452°F 193023%0%
Jul 1791°F68°F114°F 193455°F 197623%0%
Jul 1891°F68°F113°F 193453°F 200923%0%
Jul 1991°F68°F114°F 193451°F 197123%0%
Jul 2091°F68°F115°F 193450°F 197123%0%
Jul 2191°F68°F109°F 193447°F 197022%0%
Jul 2291°F68°F115°F 199852°F 191522%0%
Jul 2391°F68°F113°F 193651°F 194722%0%
Jul 2491°F68°F116°F 193453°F 200022%0%
Jul 2591°F68°F112°F 193453°F 195722%0%
Jul 2691°F68°F110°F 193653°F 196222%0%
Jul 2791°F68°F113°F 193648°F 197122%0%
Jul 2891°F68°F112°F 193052°F 200522%0%
Jul 2991°F68°F110°F 193153°F 200522%0%
Jul 3091°F68°F109°F 201250°F 197122%0%
Jul 3191°F68°F107°F 193451°F 192521%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at St. Clair County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

July 1
sunrise 5:56 AM, sunset 8:42 PM
July 31
sunrise 6:17 AM, sunset 8:25 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00236402 (Osceola), public domain. Records: NOAA GHCN-Daily, station USC00231711, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.